Watercraft with at least two twin hulls

Details Watercraft with at least two twin hulls Watercraft with at least two twin hulls

1984-05-08

1986-08-05

Blix, Trygve M.

Ships

Watercraft with means used in providing sailpower

Having specifically defined hull shape

114 90, 114102, 114 61, 114144R, B63H 904

Patent

active

046036482

ABSTRACT:
The invention relates to a catamaran-type sail boat comprising several inclined mast-like elements rotatively mounted at their lower ends and upper ends respectively by appropriate lower connecting mechanism and upper connecting mechanism, the masts being provided over at least a portion of their length with a fin rigidly connected to the masts, the fin working as a sail. Angular rotation positioning mechanism is provided to rotate the rotatable masts provided with the fin so that the boat can be driven at will.

REFERENCES:
patent: 1408868 (1922-03-01), Dutcher
patent: 2893339 (1959-07-01), Ram
patent: 2944505 (1960-07-01), Berge
patent: 3045263 (1962-07-01), Blachly
patent: 3142282 (1964-07-01), Nichols
patent: 3195494 (1965-07-01), Robin
patent: 3438349 (1969-04-01), Curtis et al.
patent: 3802371 (1974-04-01), Jastrab
patent: 4230060 (1980-10-01), McCoy
patent: 4444145 (1984-04-01), Kohl

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